3229776 has 60 divisors (see below), whose sum is σ = 9865440. Its totient is φ = 978240.

The previous prime is 3229769. The next prime is 3229781. The reversal of 3229776 is 6779223.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3229776.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565 + ... + 2603.

It is an arithmetic number, because the mean of its divisors is an integer number (164424).

Almost surely, 2^3229776 is an apocalyptic number.

3229776 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3229776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4932720).

3229776 is an abundant number, since it is smaller than the sum of its proper divisors (6635664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3229776 is a wasteful number, since it uses less digits than its factorization.

3229776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064 (or 2055 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 3229776 is about 1797.1577560136. The cubic root of 3229776 is about 147.8169150721.

It can be divided in two parts, 3229 and 776, that added together give a triangular number (4005 = T₈₉).

The spelling of 3229776 in words is "three million, two hundred twenty-nine thousand, seven hundred seventy-six".